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Andover

A township of 881 people in Henry County, Illinois
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Headlines via Google News · Articles belong to their publishers.

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Around town

The places and views that make it Andover

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Outdoors in Andover

Parks & trails →
Conserved land0.1%30 of 23,262 acres
Trails0.3 mi0 mi per sq mi
Parks & preserves1named on the map

Know a trail or park that’s missing? Anyone can add it to OpenStreetMap, and it shows up here on the next refresh.

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

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Know Andover

The town at a glance, and the guide to how things work

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About Andover

Village in Illinois, United States
1835Established
555Population
1 sq miArea

Andover is a village in Henry County, Illinois, United States. The population was 555 at the 2020 census, down from 578 in 2010 census.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

ZIP code61233
Living in Andover

Work & commute in Andover

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Most working residents leave Andover for work: only 2% work in town. The top destinations are Cambridge (12%), Geneseo (10%) and Davenport (7%). Half commute less than 18 miles.

Cambridge
12%
Geneseo
10%
Davenport, IA
7%
Moline
6%
Census LEHD 2023 · ACSWork & commute in Andover →

Health in Andover

Compared with Illinois

7better than IL·3worse

of 32 measures CDC estimates. The other 22 are too close to call.

BetterToo close to callWorse

What stands out

Care nearby

Hammond Henry HospitalGeneseo · 13.6 mi · ER · rural critical access
Community Health Care, Inc. - the ProjectMoline · 17.2 mi · sliding-scale fees
Primary careShortage · county-wide
DentalNo shortage
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP codes 61238, 61262, 61490 · CMS · HRSAHealth in Andover →

Natural hazards in Andover

39
Low

Expected storm and flood damage is higher than in 39% of U.S. communities.

🌊 Inland flooding💨 Strong wind🌪️ Tornadoes
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Andover →

Climate in Andover

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Andover has cold winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 14°, and about 27 inches of snow falls in a normal winter.

34° / 18°Winter
61° / 40°Spring
83° / 62°Summer
63° / 42°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Andover →

Libraries near Andover

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Nearest: Cambridge Public Library DistrictCambridge · 3.7 miles · 47 hrs a week
Famous people from AndoverWriters, athletes, leaders and more who were born in Andover.Meet them →

Where Andover is

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Locator map of Andover
Wikimedia Commons · Map: DemocraticLuntz · DemocraticLuntz at English Wikipedia · CC BY-SA 4.0

Location map

Illinois · IL · Henry CountyTown boundary on OpenStreetMap →

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You’re in Andover, ILHenry CountyView boundary

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01